Akai Mega-nee (赤井めが姉ぇ Akai Mega-nee) is the one in charge of the star coordinator where Aira, Rizumu and Mion go to get changed. She is a fashion designer and is revealed to know English even though all the terms she knows is all about clothes and designs. She has brown-red hair and glasses.
Voiced by: Kanae Itō.